Panasonic KX-FC971CX-S, Service Manual

Page: 173 / 220

8.14. CPU DATA (BASE UNIT)
8.14.1. IC2 (BBIC)
Pin No Description I/O Connection at Normal mode at Reset mode
1 VDDIO - VDDIO - -
2 VSS - VSS - -
3 AD8 D.O AD8 O O-Hi
4 AD9 D.O AD9 O O-Hi
5 AD10 D.O AD10 O O-Hi
6 AD11 D.O AD11 O O-Hi
7 AD12 D.O AD12 O O-Hi
8 AD13 D.O AD13 O O-Hi
9 AD14 D.O AD14 O O-Hi
10 P3[7]/PD7 D.O P3[7] O O-Hi-Z
11 P3[1]/PD1 D.O P3[1] O O-Hi-Z
12 P3[5]/PD5 D.O ANT1 O O-Hi-Z
13 P3[4]/PD4 D.O ANT2 O O-Hi-Z
14 P3[3]/PD3 D.O PAON O O-Hi-Z
15 P3[2]/PD2 D.O RXDSG O O-Hi-Z
16 VDD - VDD - -
17 VSS - VSS - -
18 RFCLK D.O RFCLK O O-Low
19 VDDRF - VDDRF - -
20 VSSRF - VSSRF - -
21 Xtal1 A.I Xtal1 I I
22 CAP A.I CAP I I
23 AVS - AVS - -
24 AVD - AVD - -
25 RSSI A.I RSSI I I
26 RDI A.I RXDA I I
27 CMPREF A.I CMPREF I I
28 TDO A.O TXDA O O-Hi-Z
29 AD15 D.O AD15 O O-Hi
30 AD16 D.O AD16 O O-Hi
31 AD17 D.O AD17 O O-Hi
32 AD18 D.O AD18 O O-Hi
33 AD19 D.O AD19 O O-Hi
34 AD20 D.O AD20 O O-Hi
35 AD21 D.O AD21 O O-Hi
36 AD22 D.O AD22 O O-Hi
37 AD23 D.O AD23 O O-Hi
38 LE D.O LE O O-Low
39 SO D.O SO O O-Low
40 SK D.O SK O O-Hi-Z
41 DAC/ADC2 A.I ADC2 I I
42 P3[6]/PD6 D.O CE O O-Hi-Z
43 RDN D.O RDN O O-Hi
44 WRN D.O WRN O O-Hi
45 MI/READY D.O MI/READY O I
46 SCLK D.O SCLK O O-Hi
47 UTX/P0[0] D.O UTX O I
48 URX/P0[1] D.I URX I I
49 JTIO/P0[2] D.I/O JTIO I/O I
50 PCM_FSC1/P0[3] D.I P0[3] I I
51 PCM_FSC0/P0[4] D.I P0[4] I I
52 PCM_CLK/P0[5] D.I P0[5] I I
53 PCM_DOUT/P0[6] D.I P0[6] I I
54 PCM_DIN/P0[7] D.I P0[7] I I
55 VDDIO - VDDIO - -
56 VSS - VSS - -
57 INT0n/P1[0] D.O ALE O I
58 INT1n/P1[1] D.O CLE O I
59 ACS1/INT2n/P1[2] D.O ACS1 O I
60 ACS0 D.O ACS0 O O-Hi
61 ACS2/INT3n/P1[3] D.O ACS2 O I
62 INT4n/P1[4] D.I HOOK_SW I I
63 INT5n/P1[5] D.I R/_B I O-Hi
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KX-FC971CX-S / KX-FGA521CX-S